Ohio Rev. Code § 953.29: Conveying raw rendering material.

(A) No raw rendering material shall be conveyed unless the means of conveyance is so constructed that no drippings or seepings can escape from such means of conveyance and the raw rendering material is covered.

(B) Each means of conveyance shall be thoroughly cleaned with steam, or such other method approved by the department of agriculture, at least once each day of its use for the conveyance of raw rendering material.